<!DOCTYPE html>
<html>
  <head>
    <title>Go Demo</title>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
  </head> 
  
  <body>
  	 <h1>hello main page</h1>
    <a href="/static/room/a.html">enter room</a>
  </body>  

  
</html>